Names of 21424
| Nominal | 21424 |
| Cardinal | twenty-one thousand four hundred twenty-four |
| Ordinal | 21,424th |
| This number as US currency | twenty-one thousand four hundred twenty-four dollars |
| Is 21424 an odd number? | 21424 is NOT an odd number |
| Is 21424 an even number? | 21424 is an even number |
| Is 21424 a palindrome? | 21424 is NOT a palindrome number |
| Is 21424 a triangle number? | 21424 is NOT a triangle number |
21424 in other Bases
| Base 2 (Binary) | 1010011101100002 |
| Base 3 (Ternary) | 10021011113 |
| Base 4 (Quaternary) | 110323004 |
| Base 5 (Quinary) | 11411445 |
| Base 6 (Senary) | 2431046 |
| Base 8 (Octal) | 516608 |
| Base 12 (Duodecimal) | 1049412 |
| Base 16 (Hexadecimal) | 53B016 |
| Base 20 (Vigesimal) | 2DB420 |
Primes and Factors tests for 21424
| Is 21424 a Prime Number? | 21424 is NOT a prime |
| Is 21424 a perfect number? | 21424 is NOT a perfect number |
| Is 21424 a Mersenne Prime? | 21424 is NOT a Mersenne prime |
| Is 21424 a Fermat Prime? | 21424 is NOT a Fermat prime |
| Is 21424 a Fibonacci Prime? | 21424 is NOT a Fibonacci prime |
| Is 21424 a Partition Prime? | 21424 is NOT a Partition prime |
| Is 21424 a Pell Prime? | 21424 is NOT a Pell prime |
| Prime Factors | Prime factors of 21424 |
Sponsored
21424 in other Numerals
| 21424 in Roman Numeral | XXMCDXXIV |
| 21424 in Chinese Numeral | 貳萬壹仟肆佰貳拾肆 |
| 21424 in Egyptian Numeral | 𓂮𓆼𓍥𓎇𓏽 |
| 21424 in Babylonian Numeral |    |
Roots and stuff for 21424
| Is 21424 a square number? | 21424 is NOT a square number |
| Is 21424 a cube number? | 21424 is NOT a cube number |
| Square root of the number 21424 | 146.36939570826 |
| Cube root of the number 21424 | 27.773685915788 |
Recreational math for 21424
| Number 21424 reversed | 42412 |
| Sum of the digits | 13 |
| No of digits | 5 |